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Backend Development

Node.js Backend Development: Complete Guide

Build scalable backend services with Node.js. Express, Fastify, and best practices for production.

Seena Singh 14 min readJanuary 24, 2025

Node.js for Backend

Node.js enables JavaScript on the server with excellent performance.

Frameworks

Express

  • Minimal and flexible
  • Large ecosystem
  • Easy to learn

Fastify

  • High performance
  • Schema validation
  • Plugin architecture

NestJS

  • Enterprise architecture
  • TypeScript first
  • Modular design

Best Practices

  1. Use async/await
  2. Handle errors properly
  3. Implement logging
  4. Use environment variables
  5. Security best practices

Performance Tips

  • Use connection pooling
  • Implement caching
  • Cluster mode
  • Optimize database queries

Conclusion

Node.js is excellent for building fast, scalable backend services.

Node.jsBackendExpress

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